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0。B.has doneC.is doing D.would do【答案】 A 【解析】【分析】句意:Sherlock Holmes嫌疑人當(dāng)謀殺案發(fā)生時(shí)他在做什么。,過(guò)去某個(gè)時(shí)間正在發(fā)生的事情。,過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成影響和結(jié)果。,此時(shí)此刻正在發(fā)生的動(dòng)作。,過(guò)去將來(lái)時(shí)。根據(jù)句意可知,這里表示謀殺案發(fā)生時(shí),嫌疑人正在做什么,應(yīng)該用過(guò)去進(jìn)行時(shí),故選A。20.What ___ you____ at ten yesterday evening?A.have, doneB.did ,doC.were doingD.will do【答案】 C 【解析】【分析】句意:昨晚八點(diǎn)你在做什么?本題考查動(dòng)詞的時(shí)態(tài)。at ten yesterday evening “昨晚八點(diǎn)鐘”是過(guò)去的一個(gè)具體時(shí)間點(diǎn),要求動(dòng)詞用過(guò)去進(jìn)行時(shí)。結(jié)合句意,故選C.【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。21.—Why didn39。t you answer my call? —I _______the Internet in the puter room.A.was searchingB.has searchedC.searchedD.am searching【答案】A 【解析】【分析】句意:——你為什么不接我的電話?——我正在微機(jī)室上網(wǎng)。根據(jù)句意可知指的是打電話那時(shí),所以用進(jìn)行時(shí),didn39。t表明與過(guò)去有關(guān),所以用過(guò)去進(jìn)行時(shí),故選A?!军c(diǎn)評(píng)】考查過(guò)去進(jìn)行時(shí),注意平時(shí)識(shí)記,理解句意。22.While I was doing my homework last night, my parents___________ videos in the living room. A.are watchingB.were watchingC.watchedD.watch【答案】 B 【解析】【分析】句意:昨晚我做作業(yè)的時(shí)候,我父母正在客廳看錄像。根據(jù)題干中的While I was doing my homework last night,可知此句要用過(guò)去進(jìn)行時(shí),故選B。 【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。注意while引導(dǎo)的時(shí)間狀語(yǔ)從句,表示主句與從句的動(dòng)作同時(shí)進(jìn)行,主句與從句都要用進(jìn)行時(shí)。23.He _______ puter games when his parents left home. So he didn39。t know where they were.A.is playingB.playsC.playedD.was playing【答案】 D 【解析】【分析】句意:他的父母離開(kāi)家時(shí)他在玩電腦游戲。所以他不知道他們?cè)谀睦?。根?jù)語(yǔ)境可知該用過(guò)去進(jìn)行時(shí),所以選D。24.I ______________ TV when the earthquake happened in Sichuan half a month ago. A.watchB.watchedC.was watchingD.had watched【答案】 C 【解析】【分析】句意:半個(gè)月前四川地震時(shí),我正在看電視。,一般現(xiàn)在時(shí);,一般過(guò)去時(shí);,過(guò)去進(jìn)行時(shí);,過(guò)去完成時(shí)。when引導(dǎo)的時(shí)間狀語(yǔ)從句,從句用一般過(guò)去時(shí),主句用過(guò)去進(jìn)行時(shí),結(jié)構(gòu)是was/were+動(dòng)詞ing,主語(yǔ)是I,所以用was,watch的ing是watching,故選C。 【點(diǎn)評(píng)】考查過(guò)去進(jìn)行時(shí),注意平時(shí)識(shí)記其結(jié)構(gòu)。25.Yesterday, I the subway home when I suddenly found I was on the wrong line. A.tookB.was takingC.had taken【答案】 B 【解析】【分析】句意:昨天,我在乘地鐵回家的時(shí)候,突然發(fā)現(xiàn)我上錯(cuò)了車(chē)。這里是when引導(dǎo)的時(shí)間狀語(yǔ)從句,當(dāng)某個(gè)動(dòng)詞發(fā)生的時(shí)候,另一個(gè)動(dòng)作正在進(jìn)行,take the subway是延續(xù)性動(dòng)詞,因此用過(guò)去進(jìn)行時(shí),結(jié)構(gòu)為was/were+動(dòng)詞的ing形式,故答案為B。 【點(diǎn)評(píng)】考查過(guò)去進(jìn)行時(shí)。牢記句意并掌握過(guò)去進(jìn)行時(shí)的構(gòu)成,意義和用法。26.—Where is your father?—I don39。t know, but he _______ the car when I left just now.A.is washingB.washedC.was washing【答案】C 【解析】【分析】句意:你父親在哪里? 我不知道,但我剛才離開(kāi)的時(shí)候他在洗車(chē)。表示過(guò)去某一時(shí)間正在進(jìn)行的動(dòng)作要用過(guò)去進(jìn)行時(shí),所以選C?!军c(diǎn)評(píng)】此題考查過(guò)去進(jìn)行時(shí)的用法。27.—Jim, could you please answer the question? —Sorry, I ________. Could you say it again?A.wasn39。t listeningB.don39。t listenC.am not listeningD.won39。t listen【答案】 A 【解析】【分析】句意:——吉姆,你能回答這個(gè)問(wèn)題嗎?——對(duì)不起,我沒(méi)聽(tīng)。你能再說(shuō)一遍嗎?講話和沒(méi)在聽(tīng)兩個(gè)動(dòng)作同時(shí)發(fā)生,講話已經(jīng)完成了,因此句子用過(guò)去進(jìn)行時(shí) wasn39。t listening ,故選A。 【點(diǎn)評(píng)】考查動(dòng)詞時(shí)態(tài)。根據(jù)語(yǔ)境和上下文的聯(lián)系確定句子的時(shí)態(tài)。28.— Did you see a girl with an English book in her hand pass by just now? —No, sir. I a magazine.A.readB.am readingC.was readingD.would read【答案】 C 【解析】【分析】句意:——你剛才看見(jiàn)一個(gè)女孩手里拿著一本英語(yǔ)書(shū)嗎?——沒(méi)有,先生。我在看雜志。根據(jù)句意語(yǔ)境